... 65mm, 24000rpm,1.5Kw 4 ceramic bearing water-cooled spindle Optional 80mm, 24000rpm,2.2Kw 4 ceramic bearing water-cooled spindle Optional 1.8Kw ... * The bed , table , column , beam , XZ slide , Z slide are all cast iron structure , and were confirmed by high-temperature tempering ... the handle once a day , to ensure 15 points at all rail sliders and ball nuts can be lubricated , Optional electric ...